Enactus-SH Burgmann SH Replacement
FeaturesAPI 682 Category 2 and 3,Website:, Type A, Arrangement 1 sealSingle sealBalancedCartridge unitStationary multiple springsShrink-fitted seal ringSolid mating ringAdvantagesEngineered seal for extended requirementsDeformation-optimized seal for high pressure and high sliding velocityInsensitive to shaft deflections due to stationary designVersion for extreme applications availableOperating rangeShaft diameter: d1 = 40 ... 110 (250) mm (1.57" ... 4.33 (9.84)"Pressure: p1 = 42 (150) bar (609 (2,175) PSI)Temperature: t = -40 °C ... +176 (+200) °C (-40 °F ... +350 (+394) °F)Sliding velocity: vg = 23 (60) m/s (76 (197) ft/s)Axial movement: ±3.0 mmMaterialsSeal ring: Blister resistant carbon,Silicon carbide SSiC (Q1), RBSiC (Q2, Q3)Mating ring: Silicon carbide SSiC (Q1), RBSiC (Q2)Secondary seals: EPDM (E), NBR (P), FKM (V), FFKM (K)Springs: Hastelloy® C-4 (M)* and C-276 (M5)Metal parts: CrNiMo steel 316 (G) or equivalent,optional materials on request.Recommended applications Oil and gas industryRefining technologyChemical industryCrude oil feed pumpsInjection pumpsMultiphase pumpsService Provide special designAccording to the requirements and conditions for the custom processing
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